Arimatta Garh is a village in Dhakuakhana tehsil in district of Dhemaji, Assam, India. As per the data provided by Census of India in 2011, total population of Arimatta Garh was 89 which includes 49 males and 40 females. Arimatta Garh covers 75.41 ha area. Pincode of Arimatta Garh is 787058.